RIBOMIC Inc. is engaged in the drug discovery business based on the platform Ribomic Aptamer Refined Therapeutics System related to aptamer drug discovery technology. Its drug discovery business is divided into self discovery and co-discovery divisions. Self Drug Discovery division develops aptamer and licenses and out the results to pharmaceutical companies. The Co-Discovery division earns the research expenses paid by the alliance partner for the shared part of co-discovery business with alliance pharmaceutical companies researching aptamer pharmaceutical.

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Biotechnology & Medical Research

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Date	Price	Change	Volume
17/06/26	62.00 ¥	+5.08%	1,080,600
16/06/26	59.00 ¥	-4.84%	879,700
15/06/26	62.00 ¥	-1.59%	155,300
12/06/26	63.00 ¥	+1.61%	546,600
11/06/26	62.00 ¥	0.00%	303,100

Delayed Quote Japan Exchange

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Market Closed - Japan Exchange Other stock markets 07:30:00 17/06/2026 BST			5-day change	1st Jan Change
62.00 ^JPY	+5.08%		0.00%	-20.51%

03-19	Ribomic Files IND For Phase III Trial Of Achondroplasia Drug In Japan	MT
03-19	Ribomic Inc Announces IND Application for Phase III Clinical Trial of Umedaptanib Pegol for Achondroplasia Treatment	CI

Market Cap	4.78B 29.79M 25.67M 23.64M 22.19M 41.67M 2.82B 42.11M 279M 109M 1.38B 112M 109M	P/E Ratio 2024	-3.24x	P/E Ratio 2025	-3.89x
Enterprise Value	1.74B 10.86M 9.36M 8.62M 8.09M 15.19M 1.03B 15.35M 102M 39.67M 503M 40.75M 39.88M	EV / Sales 2024	-	EV / Sales 2025	666x
Free-Float	96.31%	Yield 2024 *	-	Yield 2025	-

03-19	Ribomic Files IND For Phase III Trial Of Achondroplasia Drug In Japan	MT
03-19	Ribomic Inc Announces IND Application for Phase III Clinical Trial of Umedaptanib Pegol for Achondroplasia Treatment	CI
03-10	Ribomic Reports Positive Phase II Results For Achondroplasia Drug	MT
03-10	Ribomic, Inc. Announces Summary Report on Primary Endpoint for Phase Ii Clinical Trial of Umedaptanib Pegol in the Treatment of Achondroplasia	CI
02-12	Ribomic Inc. Reports Earnings Results for the Nine Months Ended December 31, 2025	CI
01-14	Ribomic Files Patent for Anti-Autotaxin Aptamer RBM-006	MT
01-14	RIBOMIC, Inc. Announces New Substance Patent Application for Highly Active RBM-006 (Anti-Autotaxin Aptamer) and its Drug Impact in a Mouse Model of Diabetic Retinopathy	CI
11-21	Ribomic Shows Sustained Two-Year Gains in Achondroplasia Trial	MT
07/10/25	Ribomic Reports Positive Phase 2 Results for Achondroplasia Drug Umedaptanib Pegol	MT
07/10/25	Ribomic, Inc. Announces Positive Phase 2 Cohort 2 Results for Umedaptanib Pegol in Achondroplasia, Demonstrating an Increase in the Annualized Growth Rate of Up to +5.0 Cm/Year with Biweekly Administration in Children Aged 5 Years and Older	CI
07/10/25	Ribomic announces positive phase 2 cohort 2 results for umedaptanib pegol in achondroplasia	RE
25/09/25	Ribibo, Inc. Announces Discovery of Therapeutic Effects of Umedaptanib Pegol in A Diabetic Retinopathy Model and New Patent Application for Use	CI
20/08/25	Ribomic Reports Sustained Efficacy of Achondroplasia Drug in Long-Term Trial	MT

07/10/25	RIBOMIC Announces Positive Phase 2 Cohort 2 Results for Umedaptanib Pegol in Achondroplasia, Demonstrating an Increase in the Annualized Growth Rate of up to +5.0 cm/year with Biweekly Administration in Children Aged 5 Years and Older	BU
05/11/24	RIBOMIC Announces Positive Interim Results from Phase IIa Trial of umedaptanib pegol in Achondroplasia Demonstrating Increase in Annualized Growth Rate of up to +4.6 cm/year in Children 5 Years of Age and Older in the Low Dose Cohort	BU
03/08/24	RIBOMIC Announces Completion of Patient Enrollment in Early Phase II Study of umedaptanib pegol for Achondroplasia and Initiation of Dosing in Cohort 2 of Early Phase II Clinical Study	BU
05/12/23	RIBOMIC Phase I and II Data Published in the Eye: Full TOFU/RAMEN/TEMPURA Trial Results Demonstrate Clinical Proof of Concept of Umedaptanib Pegol in Exudative Age-Related Macular Degeneration (nAMD)	BU
29/07/22	RIBOMIC : Announces Issuance of US Patent for its RBM-010, Novel Drug Candidate for Osteoarthritis	PU

Ribomic Inc. Share Price

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4591

JP3974850004

Biotechnology & Medical Research

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Bio Therapeutic Drugs

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08/10/25	RIBOMIC veröffentlicht positive Ergebnisse der Phase-2-Kohorte 2 für Umedaptanib Pegol bei Achondroplasie, die eine Steigerung der annualisierten Wachstumsrate um bis zu +5,0 cm/Jahr bei zweiwöchentlicher Verabreichung bei Kindern ab 5 Jahren zeigen
06/11/24	RIBOMIC gibt positive Zwischenergebnisse der Phase-IIa-Studie mit Umedaptanib Pegol bei Achondroplasie bekannt, die eine Steigerung der annualisierten Wachstumsrate von bis zu +4,6 cm/Jahr bei Kindern ab 5 Jahren in der niedrig dosierten...
20/02/20	RIBOMIC : kündigt erste Injektion in der klinischen Phase-2-Studie von RBM-007 (TOFU-Studie) bei Patienten mit feuchter altersbedingter Makula-Degeneration an
19/06/19	RIBOMIC : gibt positive Topline-Ergebnisse der klinischen Phase-1/2a-Studie an RBM-007 (SUSHI-Studie) bei Patienten mit feuchter altersbedingter Makuladegeneration bekannt

1 day	+5.08%
Current month	-11.43%
1 month	-15.07%
3 months	-35.42%
6 months	-15.07%
Current year	-20.51%

1 week	57	64
1 month	57	80
Current year	57	120
1 year	57	141
3 years	57	170
5 years	57	944
10 years	57	1,109

Manager	Title	Age	Since
Yoshikazu Nakamura PSD	President	78	31/03/2012
Toshiya Imai DFI	Director of Finance/CFO	-	-
Takeo Adachi CTO	Chief Tech/Sci/R&D Officer	38	30/09/2023

Director	Title	Age	Since
Yoshikazu Nakamura BRD	Director/Board Member	78	30/09/2005
Toshiaki Nishihata BRD	Director/Board Member	77	31/05/2016
Hisato Oiwa BRD	Director/Board Member	68	31/05/2021

Add to a list 0 selected To use this feature you must be a member Log in Sign up	Change	5-day change	1-year change	3-year change	Capi.($)
RIBOMIC INC.	+5.08%	0.00%	-31.11%	-61.96%	20.24M
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Average	-0.15%	-0.33%	+20.28%	+72.00%	20.97B
Weighted average by Cap.	-0.39%	+0.18%	+32.06%	+88.61%

	2024	2025
Net sales	-	2M 12.46K 10.74K 9.89K 9.29K 17.44K 1.18M 17.62K 117K 45.54K 577K 46.78K 45.79K
Net income	-1.02B -6.38M -5.5M -5.06M -4.76M -8.93M -603M -9.02M -59.85M -23.31M -295M -23.95M -23.44M	-1.02B -6.34M -5.47M -5.03M -4.73M -8.88M -600M -8.97M -59.5M -23.18M -294M -23.81M -23.31M
Net Debt	-3.4B -21.18M -18.26M -16.81M -15.78M -29.63M -2B -29.95M -199M -77.39M -981M -79.5M -77.81M	-3.04B -18.93M -16.31M -15.02M -14.1M -26.48M -1.79B -26.76M -177M -69.15M -876M -71.03M -69.53M